printk: Export console_printk

The fbcon can be built as a module and requires console_printk.

Export console_printk.

Signed-off-by: Prarit Bhargava <[e-mail]>
Reviewed-by: Sergey Senozhatsky <[e-mail]>
Acked-by: Petr Mladek <[e-mail]>
Signed-off-by: Bartlomiej Zolnierkiewicz <[e-mail]>

kernel/printk/printk.c

···
 	CONSOLE_LOGLEVEL_MIN,		/* minimum_console_loglevel */
 	CONSOLE_LOGLEVEL_DEFAULT,	/* default_console_loglevel */
 };
+EXPORT_SYMBOL_GPL(console_printk);
 
 atomic_t ignore_console_lock_warning __read_mostly = ATOMIC_INIT(0);
 EXPORT_SYMBOL(ignore_console_lock_warning);